Here are a few slightly less carcinogenic gift ideas, for those of you frustrated in your desire to purchase a spinthariscope or some uranium glass marbles by inconveniently not living in the US, how about a mysterious snail ball (watch the video) or indeed any of the many unusual items available at the Grand Illusions shop. Other good places to invest hard earned cash in interesting and useless stuff include Gyroscope.com, the place to go for model Stirling Engines, levitating solar motors, and my personal favourite, tiny radio controlled aircraft. Just a shame that the worlds smallest radio controlled helicopter isn't in production...